# "+"运算符
# 集合相加
# list1 = [1,2,3]
# list2 = [4,5,6]
# list_val = list1 + list2
# print(list_val)

# 元祖相加
# tuple1 = (1,2,3)
# tuple2 = (4,5,6)
# tuple_val = tuple1 + tuple2
# print(tuple_val)


# 字典相加
# dict1 = {'name':'Andy'}
# dict2 = {'name':'Jack'}
# dict_val = dict1 + dict2
# print(dict_val) # 报错：加法运算符不支持元祖操作。 同时也不支持集合


# tuple_val = (1,2,3)
# print(tuple_val*10) # 支持字符串，列表，元祖； 不支持字典和集合；！！！


# in or not in
# val = 'hello'
# if val in {'hello',123}:
#     print('该元素存在')
# else:
#     print('该元素不存在')

# len() , max() , min() , del()
# val = {'name':'andy','age':18,'gender':'male','hoby':['basketball','football']}
# print(len(val))

val = [1,2,3]
del(val)